body {
  margin: 0;
  background: linear-gradient(180deg, #0b1d2a, #050b11);
  color: #e6f4ff;
  font-family: "Inter", "Noto Sans KR", sans-serif;
}

.container {
  max-width: 480px;
  margin: 0 auto;
  padding: 28px;
}

h1 {
  text-align: center;
  margin: 0;
  color: #5fb3ff;
  font-weight: 700;
}

.subtitle {
  text-align: center;
  font-size: 0.9rem;
  color: #9ccfff;
  margin-bottom: 22px;
}

.panel {
  background: rgba(15, 35, 55, 0.85);
  border: 1px solid #1e4f7a;
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 16px;
}

label {
  font-size: 0.85rem;
  color: #bfe3ff;
}

input[type="file"],
input[type="color"] {
  width: 100%;
  margin-top: 6px;
}

/* 🔍 캔버스 크게 */
canvas {
  display: block;
  margin: 26px auto;
  width: 384px;   /* ← 여기 핵심 */
  height: 384px;  /* ← 여기 핵심 */
  background: #071521;
  border-radius: 16px;
  border: 2px solid #2a6fa8;
  image-rendering: pixelated;
}

button {
  width: 100%;
  padding: 12px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  background: linear-gradient(180deg, #6fd0ff, #3b89c9);
  color: #03121f;
}

button:hover {
  filter: brightness(1.08);
}

small {
  display: block;
  margin-top: 6px;
  color: #8bbce6;
}
body {
  margin: 0;
  background: linear-gradient(180deg, #0b1d2a, #050b11);
  color: #e6f4ff;
  font-family: "Inter", "Noto Sans KR", sans-serif;
}

.container {
  max-width: 480px;
  margin: 0 auto;
  padding: 28px;
}

h1 {
  text-align: center;
  margin: 0;
  color: #5fb3ff;
  font-weight: 700;
}

.subtitle {
  text-align: center;
  font-size: 0.9rem;
  color: #9ccfff;
  margin-bottom: 22px;
}

.panel {
  background: rgba(15, 35, 55, 0.85);
  border: 1px solid #1e4f7a;
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 16px;
}

label {
  font-size: 0.85rem;
  color: #bfe3ff;
}

input[type="file"],
input[type="color"] {
  width: 100%;
  margin-top: 6px;
}

/* 🔍 캔버스 크게 */
canvas {
  display: block;
  margin: 26px auto;
  width: 500px;   /* ← 여기 핵심 */
  height: 500px;  /* ← 여기 핵심 */
  background: #071521;
  border-radius: 16px;
  border: 2px solid #2a6fa8;
  image-rendering: pixelated;
}

button {
  width: 100%;
  padding: 12px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  background: linear-gradient(180deg, #6fd0ff, #3b89c9);
  color: #03121f;
}

button:hover {
  filter: brightness(1.08);
}

small {
  display: block;
  margin-top: 6px;
  color: #8bbce6;
}